"Hong Yan" (3)
Cast this spell only during the declare attackers step and only if you've been attacked this step.
Return target attacking creature to its owner's hand.
Target creature gets +2/+2 and gains horsemanship. (It can't be blocked except by creatures with horsemanship. This effect lasts indefinitely.)
Destroy target creature with horsemanship.
Gatherer works better in the Companion app!